BMW M3 Forum (E90 E92) - View Single Post - AUTOcouture **group Buy Special** ACM OEM EXHAUST MOD!!!

lacartus · 10-26-2012, 02:06 PM

I'm interested based on the value and testimonials. If the perforated pipes are just replaced with straight pipes, why not just use straight pipes and save the weight of the muffler housing?

10-26-2012, 02:06 PM	#25
lacartus Blah blah blah 8 Rep 149 Posts Drives: M3 Join Date: Jun 2007 Location: PA iTrader: (0)	I'm interested based on the value and testimonials. If the perforated pipes are just replaced with straight pipes, why not just use straight pipes and save the weight of the muffler housing? __________________ Ian 2009 e90 MT
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